Mosaic of the Moon by James Thompson

Saturn-Jupiter conjunction by Warren Finlay

IC 405 by Kimberly Sibbald

Horsehead and Orion Nebulae by Adriano Almeida

Cave Nebula by Dave Dev

Tadpoles of IC 410 by Dan Kusz

Comet NEOWISE by Raphaël Dubuc

Headphone Nebula by Ron Brecher

Sharpless 2-112 by Ron Brecher

Heart Nebula by Jeff Donaldson

Crescent Nebula by Kimberly Sibbald

Pacman Nebula by Dan Kusz

Aurora from Norway by Randall Peterman

NEOWISE spectroscopy by Damien Lemay

Perseid meteor streak by Doug Brown

ISS flyby by Shakeel Anwar

NGC 7822 by Ian Barredo

Messier 51 by Ian Barredo

Lion Nebula by Kimberly Sibbald

Elephant's Trunk Nebula by Adriano Almeida

Flying Bat and Squid Nebulae by Dan Kusz

Milky Way by Carl James

Mars gallery and map by Daniel Borcard

Orion Nebula by Martin Bernier

Norwegian aurora by Randall Peterman

Saturn-Jupiter conjunction by Daniel Borcard

California Nebula by Paul Owen

Mars approach by Shakeel Anwar

Comet NEOWISE by John Andersen

M81 and M82 by Stuart Heggie

Comet NEOWISE by Jeff Beairsto

Whale Galaxy by Ryan Fraser

Mars by Oleg Bouevitch

Horsehead and Flame Nebulae by Andrew Lesser

Andromeda Galaxy by Raphaël Dubuc

Pacman Nebula by Kimberly Sibbald

Eastern Veil Nebula by Greg Polanski

Ghost town northern lights by Dale Boan

Orbit of Sirius B by André Montambault

Milky Way and Perseid meteor by Hagen Hohndorf

Rosette Nebula by Norman Hey

Seahorse Nebula by Dave Dev

Veil Nebula by Marc Ricard

Mars by David Jenkins

LDN 1251 by Randy Halushka

Rosette Nebula by Martin Desrochers

Comet NEOWISE by Stefanie Harron

Rosette Nebula by Paul Owen